You can use the powdered shellfish and pears together, sprinkle with rock sugar and steam to eat. You can also put pig lungs, snow pear, mother of pearl into a pot, add rock sugar and water and cook for three hours on a gentle fire. But there is a point to note, the mother of pearl can not be used indiscriminately, because the mother of pearl belongs to the Chinese medicine, there are certain medicinal properties.

The medicinal way of taking it is divided into internal and external use. Internal use can choose to take decoction soup, you can also choose to powder the mother of pearl oyster and take with hot water. Externally, it is mainly powdered, and can be sprinkled directly on the surface or made into a paste for application.

There are two types of shellfish, Chuanbeimu and Zhebeimu. Chuan Beimu, also known as Chuanbei, is a more expensive Chinese medicine, Zhe Beimu is Zhebei, the price is much cheaper than Chuanbei. Both Chuanbei and Zhebei can be used to relieve coughs.

Because of the gentle nature of the medicine, the odor is not strong, so it is more suitable for the elderly to take. And for healthy children and young people, Zhebeimu is better.